Ichidan verb

詫びるわびる

wabiru

to apologize · N2

詫びる (わびる, wabiru) — to apologize — is an ichidan verb: 詫びて (te-form), 詫びた (past), 詫びない (negative), 詫びます (polite).

It is transitive: it takes a direct object. It also means to apologise; to make an apology.

How 詫びる conjugates · ichidan verb

Drop the る, then add the ending.

Nothing else moves: every ending attaches straight to the stem 詫び. That is what makes ichidan the easy class.

詫びる dropsstem + ending

詫びない詫びないnegative · I don't apologize. 詫びます詫びますpolite present 詫びて詫びてte-form · I apologize and … 詫びた詫びたpast · I apologized. 詫びられる詫びられるpotential 詫びれば詫びればif · If I apologize, ... 詫びよう詫びようvolitional · Let's apologize.

No sound changes and no vowel rows. The catch is telling ichidan from godan: plenty of godan verbs end in る too.

N1 N tags give the JLPT level at which the game starts quizzing a form.

Aa Dimmed forms are too rare in everyday Japanese for the game to quiz.

PLAIN

Form	Conjugation	Audio
present	詫びるわびる wabiru
past I apologized.	詫びたわびた wabita
negative I don't apologize.	詫びないわびない wabinai
te-form I apologize and …	詫びてわびて wabite
past negative I didn't apologize.	詫びなかったわびなかった wabinakatta
volitional Let's apologize.	詫びようわびよう wabiyou
potential	詫びられるわびられる wabirareru
cond. ば If I apologize, ...	詫びればわびれば wabireba
cond. たら When I apologize, ...	詫びたらわびたら wabitara
passive	詫びられるわびられる wabirareru
causative I make someone apologize.	詫びさせるわびさせる wabisaseru
imperative N1 Apologize!	詫びろわびろ wabiro

POLITE

Form	Conjugation	Audio
present	詫びますわびます wabimasu
past I apologized.	詫びましたわびました wabimashita
negative I don't apologize.	詫びませんわびません wabimasen
past negative I didn't apologize.	詫びませんでしたわびませんでした wabimasendeshita
volitional Let's apologize.	詫びましょうわびましょう wabimashou

ASPECT

Form	Conjugation	Audio
ている I'm apologizing.	詫びているわびている wabiteiru
ていた I was apologizing.	詫びていたわびていた wabiteita
ています I'm apologizing.	詫びていますわびています wabiteimasu
ていました I was apologizing.	詫びていましたわびていました wabiteimashita